#2221B0#2221B0

#2221B0 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 37.9% C 0.213 H 270.4°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#2221B0
RGB	rgb(34, 33, 176)
HSL	hsl(240, 68%, 41%)
HSV	hsv(240, 81%, 69%)
CMYK	cmyk(80.7%, 81.3%, 0%, 31%)
CIE-LAB	lab(25.45, 49.56, -73.51)
CIE-LCH	lch(25.45, 88.66, 303.99°)
OKLab	oklab(37.89% 0.0014 -0.2128)
OKLCH	oklch(37.89% 0.213 270.4)
XYZ	xyz(9.0374, 4.5613, 41.4700)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2221B0 #AFB021

analogous

#2167B0 #2221B0 #6921B0

triadic

#2221B0 #B02221 #21B022

tetradic

#2221B0 #B02167 #AFB021 #21B069

square

#2221B0 #B02167 #AFB021 #21B069

split-complementary

#2221B0 #B06921 #67B021

monochromatic

#0E0E49 #18177C #2221B0 #3635D9 #6969E3

Accessibility & contrast

On white

10.98

#2221B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2221B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2221B0

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2221B0	#FFFFFF	#000000	##FFFFFF
##2221B0	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B4

Deuteranopia (green-blind)

#0035AE

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2221b0;
/* rgb */ color: rgb(34, 33, 176);
/* oklch */ color: oklch(37.9% 0.213 270.4);

Tailwind

colors: {
  custom: {
    50: '#7960c9',
    500: '#2221b0',
    950: '#000000',
  },
}

SCSS

$custom: #2221b0;
$custom-light: #7960c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2221b0",
  "rgb": {
    "r": 34,
    "g": 33,
    "b": 176
  },
  "hsl": {
    "h": 240.42,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.37885,
    "c": 0.21283,
    "h": 270.4
  },
  "luminance": 0.04562
}

Semantic roles & 50–950 ramp

primary

#2221B0

secondary

#C8C864

accent

#EB3DEA

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2221B0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →